Caution: Translations of Quran and Ḥadīth may lead to possible misapplications and misinterpretations. This site is intended for students of sacred knowledge that are proficient in comprehending classical Arabic and have a strong foundation in Islamic sciences. Also note that religious injunctions rely on several aspects beyond what one may glean through reading individual aḥādīth.
bayhaqi:14791Hushaym > Ismāʿīl b. Abū Khālid > al-Shaʿbī

[Machine] I heard Al-Sha'bi say, "Whatever the two judges rule, whether it is to separate or unite, it is permissible." And something similar was said by Ubaydah.  

البيهقي:١٤٧٩١قَالَ وَنا هُشَيْمٌ أنا إِسْمَاعِيلُ بْنُ أَبِي خَالِدٍ قَالَ

سَمِعْتُ الشَّعْبِيَّ يَقُولُ مَا يَحْكُمُ الْحَكَمَانِ مِنْ شَيْءٍ جَازَ إِنْ فَرَّقَا أَوْ جَمَعَا وَعَنْ عُبَيْدَةَ مِثْلُهُ